Police said the man was taken to UC Davis Medical Center in Sacramento and was declared dead at the hospital.

Although other passengers were on the train at the time of the shooting, no other injuries were reported.

Police said their officers on patrol were called to the train on a report of a man with a knife and threatening suicide. The officers boarded the train and confronted the man. Police said the man was combative and initially was tazed by officers. Further confrontation, police said, prompted the officers to fire their weapons at the man.